Geological Chronicle
Rima Cleopatra is a lunar graben structure spanning 14.66 kilometers in length across the lunar basalt crust. Formed by structural faulting and crustal extension, the trench cuts through terrain within the Seleucus quadrangle (LAC-38).
Officially cataloged by the International Astronomical Union at selenographic coordinates 30.0315° latitude and -53.8007° longitude, the rille designation notes: Greek female name.